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Medicinal Herbs Database

Explore 2,700+ herbs with evidence-based information

AllDigestiveImmune SupportNervineCardiovascular
CL
Respiratory

Cryptocarya latifolia

Cryptocarya latifolia

South African Lauraceae tree with bark used in Zulu medicine for respiratory conditions and skin diseases.

coughBark decoction 5-10g 2x/day
PregnancyNursing
CO
Respiratory

Cuban Oregano

Plectranthus amboinicus

Succulent aromatic perennial of African origin; widely cultivated throughout tropics as flavoring herb and traditional medicine plant.

Respiratory conditions across tropical Asia and Africa2–4 g fresh leaves as tea; fresh leaf juice for coughs
PregnancyNursing
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Respiratory
Anti-inflammatory
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Womens Health
Analgesic
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CO
Respiratory

Cunila origanoides

Cunila origanoides

Perennial aromatic herb of eastern North American woodlands related to thyme, traditional Native American cold remedy.

Used by Cherokee and other eastern tribes for fevers and coldsTea: 1-2 tsp per cup 3x/day
PregnancyNursing
CS
Respiratory

Cynanchum stauntonii

Cynanchum stauntonii

TCM herb for directing lung qi downward; used for phlegm-cold cough and wheezing.

phlegm-cold cough3-9g dried root or 300mg extract daily
PregnancyNursing
DM
Respiratory

Datura Metel Herb

Datura metel

Powerfully hallucinogenic Datura used in Hindu and Tibetan tantric medicine and Ayurveda as a bronchodilator and anesthetic.

bronchial asthma treatment in AyurvedaMedical professional use only - extremely toxic
PregnancyNursing
DA
Respiratory

Desmodium adscendens

Desmodium adscendens

Pan-tropical weed used as bronchodilator and anti-asthmatic; contains tryptamine derivatives.

asthma5-10g dried herb tea 3x/day; 2-4ml tincture
PregnancyNursing
DF
Respiratory

Dicerandra frutescens

Dicerandra frutescens

Critically endangered aromatic shrub endemic to a tiny area of Florida scrub, traditional Seminole herb.

Traditional use by Florida Native Americans for respiratory conditionsTea: 1 tsp per cup 2x/day
PregnancyNursing
DA
Respiratory

Dorema ammoniacum

Dorema ammoniacum

Middle Eastern Apiaceae resin plant used in Unani and Persian medicine for respiratory and liver conditions.

Respiratory conditions in Unani medicine0.3-1 g resin dissolved in water or honey
PregnancyNursing
DA
Respiratory

Drosera anglica

Drosera anglica

Larger European and North American sundew with similar antitussive properties to D. rotundifolia.

cough2-4ml tincture 3x/day
PregnancyNursing
EI
Respiratory

Elecampane Inula

Inula britannica

East Asian and European Inula species used in TCM as Xuan Fu Hua for phlegm and digestive conditions.

TCM Xuan Fu Hua phlegm herb3-9g flower decoction or 300mg-1g extract daily
PregnancyNursing
ER
Respiratory

Elecampane Root

Inula helenium

A tall European and Asian perennial; alantolactone and isoalantolactone are the first sesquiterpene lactones shown to have antibiotic activity; classic respiratory herb.

Chronic bronchitis and respiratory catarrh in Europe1-2g root powder or 4ml tincture three times daily
PregnancyNursing
E
Respiratory

Elsholtzia

Elsholtzia ciliata

An aromatic mint-family herb used in TCM and Vietnamese medicine for summer colds, digestive complaints, and as an antiviral and antibacterial agent.

Summer colds with fever and GI symptoms3-9g decoction or 400mg extract twice daily
PregnancyNursing
EA
Respiratory

Entada Abyssinica

Entada abyssinica

Spreading savanna tree found across tropical Africa, used in traditional medicine for respiratory conditions, wound healing, and fever.

respiratory infectionsBark decoction 200ml 2–3x daily or leaf poultice
PregnancyNursing
EC
Respiratory

Enterolobium cyclocarpum

Enterolobium cyclocarpum

Central American national tree of Costa Rica; bark and seed pods used in folk medicine for respiratory and skin conditions.

coughBark decoction 5-10g 2x/day
PregnancyNursing
ED
Respiratory

Ephedra distachya

Ephedra distachya

A European ephedra with lower ephedrine content; used in folk medicine for respiratory and urinary conditions.

Respiratory conditions1-2g dried herb as tea
PregnancyNursing
EE
Respiratory

Ephedra equisetina

Ephedra equisetina

A Chinese ephedra species from dry regions; similar ephedrine content to E. sinica.

Respiratory conditions1-3g dried herb (regulated)
PregnancyNursing
EI
Respiratory

Ephedra intermedia

Ephedra intermedia

Central Asian ephedra species used in Chinese and Mongolian medicine; contains ephedrine alkaloids.

asthma2-9g dried stem or 15-30mg ephedrine equivalent
PregnancyNursing
ES
Respiratory

Ephedra sinica

Ephedra sinica

An ancient Chinese herb containing ephedrine; used for respiratory conditions; now regulated due to cardiovascular risks.

Asthma treatment1-6g dried herb daily (regulated)
PregnancyNursing
EL
Respiratory

Eremophila Longifolia

Eremophila longifolia

Shrub widespread across arid and semi-arid Australia used extensively by Aboriginal peoples for coughs, colds, skin infections, and as an analgesic smoke treatment.

coughLeaf decoction 200ml 2–3x daily or steam inhalation
PregnancyNursing
EC
Respiratory

Eriodictyon californicum

Eriodictyon californicum

Aromatic perennial shrub of California chaparral with sticky leaves and white-lavender flowers, sacred herb of California tribes.

Sacred herb of California Native Americans for respiratory conditionsTea: 1-2 tsp per cup 3x/day; Tincture: 2-4ml 3x/day
PregnancyNursing